# SNMP::Info::Layer2::Carelink - SNMP Interface to Carelink Devices
#
# Copyright (c) 2020 by 135.

package SNMP::Info::Layer2::Carelink;

use strict;
use warnings;
use Exporter;
use SNMP::Info::Layer2;
use SNMP::Info::Layer3;

@SNMP::Info::Layer2::Carelink::ISA       = qw/SNMP::Info::Layer2 Exporter/;
@SNMP::Info::Layer2::Carelink::EXPORT_OK = qw//;

our ($VERSION, %GLOBALS, %MIBS, %FUNCS, %MUNGE);

$VERSION = '3.70-135';

# This will be filled in with the device's index into the EntPhysicalEntry
# table by the serial() function.
our $index = undef;

%MIBS = (
    %SNMP::Info::Layer2::MIBS,
);

%GLOBALS = (
    %SNMP::Info::Layer2::GLOBALS,
    'serial_oid'    => '.1.3.6.1.2.1.47.1.1.1.1.11.1',
    'os_ver_oid' => '.1.3.6.1.2.1.47.1.1.1.1.9.1',
    'hw_oid'     => '.1.3.6.1.2.1.47.1.1.1.1.2.1',
    'fw_mac_oid'    => '.1.3.6.1.2.1.47.1.1.1.1.11.1',
);

%FUNCS = ( %SNMP::Info::Layer2::FUNCS, );

%MUNGE = ( %SNMP::Info::Layer2::MUNGE, );

sub vendor {
    return 'carelink';
}
sub os {
    return 'caos';
}

sub os_ver {
    my $carelink = shift;
    my $ver = $carelink->os_ver_oid() || undef;
    return $ver if (defined $ver);
    return 'Unknown';
}
sub model {
    my $carelink = shift;
    my $id = $carelink->id();
    my $mod = $carelink->hw_oid() || undef;
    return $mod if (defined $mod);
    return 'Unknown';
}

1;
__END__

=head1 NAME

SNMP::Info::Layer2::Carelink - SNMP Interface to Carelink Devices

=head1 SYNOPSIS

 # Let SNMP::Info determine the correct subclass for you.
 my $carelink = new SNMP::Info(
                          AutoSpecify => 1,
                          Debug       => 1,
                          DestHost    => 'myrouter',
                          Community   => 'public',
                          Version     => 2
                        )
    or die "Can't connect to DestHost.\n";

 my $class      = $carelink->class();
 print "SNMP::Info determined this device to fall under subclass : $class\n";

=head1 DESCRIPTION

Subclass for carelink Devices running IOS-like software

=head2 Inherited Classes

=over

=item SNMP::Info::Layer2

=item SNMP::Info::Layer3

=back

=head2 Inherited Classes' MIBs

See L<SNMP::Info::Layer2/"Required MIBs"> for its own MIB requirements.

See L<SNMP::Info::Layer3/"Required MIBs"> for its own MIB requirements.

=head1 GLOBALS

These are methods that return scalar value from SNMP

=over

=item $carelink->vendor()

Returns 'adtran'

=item $carelink->os()

Returns 'caos'

=item $carelink->layers()

Ensures that layer two is reported, at least.

=item $carelink->os_ver()

Returns the software version.

=item $carelink->model()

Returns the model extracted.

=item $carelink->serial()

Returns serial number.

=cut